Hardware Spec Index

Caldera FN-1666 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1666-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index766 (Case Fans scale)
Category rank#42,675
Street price$19
Power3 W
Performance per dollar40.32
Released2020

Specifications

BrandCaldera
ModelCaldera FN-1666 Prime
Size120 × 120 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-1910 Edge 140mm PWM ARGB Case Fan1,191$39Compare
Teralux FN-5151 Pro 140mm PWM ARGB Case Fan (3-Pack)1,301$39Compare
Brontix FN-3107 SE 140mm PWM ARGB Case Fan965$29Compare
Caldera FN-2826 Core 120mm PWM Case Fan359$19Compare
Brontix FN-1728 Edge 140mm PWM Case Fan478$19Compare
Brontix FN-7822 XT 140mm PWM Case Fan690$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-1666 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3741776 (accessed 2026-10-25).